42-507-33274
PRODUCING HorizontalHOLDSWORTH UNIT B
ZAVALA County · District 1 · FORMENTERA OPERATIONS LLC · BRISCOE RANCH (EAGLEFORD)
Permits
1
Max Depth
9,000 ft
First Permit
2016-08-11
Latest Activity
2016-08-11
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2016-12-31
Shut-In
—
Plugged
—
P-5 Org Status: X
EWA / Permit operator mismatch
Scheduling: FORMENTERA OPERATIONS LLC ≠ Permit: SN OPERATING, LLC
Resolved via: production → FORMENTERA OPERATIONS LLC
Production Summary Production data is a work in progress — still being validated against RRC filings. Spot something off or have questions? [email protected]
Cum Oil
— bbl
Cum Gas
— mcf
First Production
2016-12
Last Production
2026-07
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (7) Elevation 619 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| MIDWAY | 2,185 ft | -1,566 ft |
| ESCONDIDO - DISPOSAL (Escondido) | 2,515 ft | -1,896 ft |
| OLMOS | 3,357 ft | -2,738 ft |
| SAN MIGUEL | 4,174 ft | -3,555 ft |
| ANACACHO | 4,753 ft | -4,134 ft |
| AUSTIN CHALK | 5,195 ft | -4,576 ft |
| EAGLEFORD (Eagle Ford) | 6,013 ft | -5,394 ft |
As reported by operators on W-2/G-1 completion filings (RRC wellbore records). Depths are measured depth; names appear as filed. Subsea = reported elevation − measured depth (negative = below sea level; vertical wellbores only). View filings & logs at RRC ↗
Perforations (1)
| Interval | Type |
|---|---|
| 6,553–13,794 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 2,184 ft | 495 sx |
| 5.5" | 13,894 ft | 2,260 sx |
Permit History (1)
Applications (1)
Records & Logs
1 completion filing on record · 1 with log images at RRC.
Completion packets open directly (post-2011 filings include attached logs). Log images can't be deep-linked — clicking copies the API for you to paste.
No GPS coordinates yet
Well Details
- Well Number
- 1HZ
- Max Depth
- 9,000 ft
- Drill Type
- Horizontal
- County
- ZAVALA
- District
- 1
- Operator
- FORMENTERA OPERATIONS LLC
- Completed
- 2016-12-31
Operator
- Location
- AUSTIN
- P-5 Status
- X (filed 2026-06-11)
- Cum Oil (all leases)
- 7,170,117 bbl
- Cum Gas (all leases)
- 53,235,974 mcf
- Activities
- CSGD/P, G/PUR, OPRS/G, OPRS/O
- Total Permits
- 82